Android Studio开发基础之使用XML和Java代码混合控制UI界面

<LinearLayout xmlns:android=""xmlns:tools="" android:layout_width="match_parent"android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"android:paddingRight="@dimen/activity_horizontal_margin"android:paddingTop="@dimen/activity_vertical_margin"android:paddingBottom="@dimen/activity_vertical_margin"tools:context=".MainActivity"android:orientation="vertical"android:background="@drawable/bg"android:id="@+id/layout"></LinearLayout>

package com.example.lhb.contentprovider1;import android.app.ActionBar;import android.app.Activity;import android.content.ContentResolver;import android.database.Cursor;import android.graphics.Color;import android.provider.ContactsContract;import android.support.v7.app.ActionBarActivity;import android.os.Bundle;import android.util.TypedValue;import android.view.Menu;import android.view.MenuItem;import android.view.ViewGroup;import android.widget.FrameLayout;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.TextView;public class MainActivity extends Activity {@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);LinearLayout LL=(LinearLayout)findViewById(R.id.layout);ImageView []Img=new ImageView[4];int []ImgSource=new int[]{R.drawable.pic1,R.drawable.pic2,R.drawable.pic3,R.drawable.pic4};for(int i=0;i<ImgSource.length;i++){Img[i]=new ImageView(this);Img[i].setImageResource(ImgSource[i]);Img[i].setPadding(4,4,4,4);ViewGroup.LayoutParams LP=new ViewGroup.LayoutParams(200,150);Img[i].setLayoutParams(LP);LL.addView(Img[i]);}}}

,如果你曾歌颂黎明,那么也请你拥抱黑夜

Android Studio开发基础之使用XML和Java代码混合控制UI界面

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